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To: FreeBSD-users-jp@jp.FreeBSD.org
In-Reply-To: Your message of "Tue, 31 Dec 2002 17:29:01 +0900"
	<20021231082901.GQ88868%ginga-freebsd@ginganet.org>
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Date: Mon, 06 Jan 2003 15:11:13 +0900
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Subject: [FreeBSD-users-jp 72803] Re: RAID5 performance(software,hardware)
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From: Kawaguti Ginga <ginga-freebsd@ginganet.org>
Date: Tue, 31 Dec 2002 17:29:01 +0900

> Linux $B$N(B distribution $B$NB?$/(B($BA4$F(B?)$B$O%G%U%)%k%H$N%U%!%$%k%7%9%F%`$O(B
> ext2 $B$r(B async mount $B$@$C$?$H;W$$$^$9$,!$>e5-$N$b$N$O(B
>   * RAID card $BB&$N@_Dj(B($B$H$/$K(B cache $B<~$j(B)
>   * OS $B$N@_Dj(B(file system $B$*$h$S=q$-9~$_$NF14|@_Dj(B)
> $B$O$=$l$>$l$I$&$J$N$G$7$g$&(B?

$B%+!<%I$N@_Dj$O(B 24$B;~4V%5!<%S%9Ds6!$7$F$$$k%^%7%s$J$N$G!";_$a$F(B
$B3NG'$9$k$N$,$J$+$J$J$+$G$-$J$/$F!"(BLinux $BB&$N@_Dj3NG'$O$I$3$r8+$F(B
$BH=CG$9$l$P$h$$$N$+CN$j$^$;$s!#(B $B$9$$$^$;$s!#(B(^^;

Linux $BB&$N%U%!%$%k%7%9%F%`$O(B RedHat 7.2 $B$r$?$@$U$D!<$K%V%A9~$s$@(B
$B$@$1$J$N$G!"(Bext2 $B$G$9!#$?$V$s(B async $B$@$H;W$&$N$G$9$,!D(B

# InterScan Virus Wall $B$@$1$,F0$1$P$h$7!#$N%^%7%s$J$s$G!"(B
# $B$[$H$s$I2?$b9M$($:$K%$%s%9%H!<%k$7$F$^$9!#(B

> > $B$3$N7k2L$@$1$+$i$G$O2?$H$b$$$($^$;$s$,!"(BCERC $B$r;H$C$?(B IDE RIAD5 $B$O(B
> > FreeBSD $B$G$O$+$J$jCY$$$H$$$&;v$K$J$j$^$9$M!#(B
> $B<+J,$G%M%?$r?6$C$F$*$$$F$J$s$J$s$G$9$,!$(B
> RAID 5 $B$N=q$-9~$_$O0lHL$KCY$/!$FC$K(B sequential write $B$O(B
> $BDK!9$7$$7k2L$,=P$k$b$N$i$7$$$N$G!$$3$s$J$b$N$J$N$G$O(B
> $B$J$$$G$7$g$&$+!%(B

$B$J$k$[$I!V$3$s$J$b$N!W$H9M$($k$N$,5H$J$N$G$7$g$&$+!#(B

$B$7$+$7(B CPU $B$H%a%b%j$,F1%9%Z%C%/$J$N$K!"(BIDE RAID5 $B%^%7%s$,!"$?$@$N(B
IDE $B%^%7%s$KHf$Y$F%$%s%9%H!<%k$KHs>o$K;~4V$,$+$+$C$?;~$K$O!":G=i$O(B
$B2?$,5/$-$?$N$+$H;W$$$^$7$?!#(B (^^;

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                             $B8eF#OB@/(B    kgotoh@cic-kk.co.jp
